Torque wrench for an ultrasonic instrument



FIG. 1 is a perspective view of a torque wrench for an ultrasonic instrument as seen from the top, back, right and left sides;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevation view thereof;

FIG. 4 is a back end plan view thereof; and,

FIG. 5 is a front end plan view thereof.

The portions of the torque wrench for an ultrasonic instrument shown in broken lines form no part of the claimed design. 

The ornamental design for a torque wrench for an ultrasonic instrument, as shown and described. 